You vacuum every Sunday, wipe the counters daily, and scrub the bathroom like clockwork, so why does your home still never feel actually clean? Turns out, it's not about how often you clean; it's about a handful of small, sneaky mistakes that quietly undo all that effort. From dusting in the wrong order to using the same cloth for your kitchen and bathroom, here are the 15 most common cleaning mistakes people make—and exactly how to fix each one.